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Finding the Fourth Proportional to 259,690.86, 358,379.44 and 162,898.84

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Solution

The fourth proportional to 259,690.86, 358,379.44 and 162,898.84 is: 224,804.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,690.86 : 358,379.44 = 162,898.84 : x
  2. Step 2: Convert to fraction form
    259,690.86/358,379.44 = 162,898.84/x
  3. Step 3: Cross multiply
    259,690.86x = 358,379.44 × 162,898.84
  4. Step 4: Simplify right side
    259,690.86x = 58,379,595,055.85
  5. Step 5: Solve for x
    x = 58,379,595,055.85/259,690.86
  6. Step 6: Final answer
    x = 224,804.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.